Taken with a Canon 200mm F/2.8L II lens set at f/4.0 at a Bortle 8+ site with an ASI2600MC Pro at -10c using a L-eNhance light pollution filter. Forty two each 5 minute Light subs including BIAS, Darks, and Flats.
Image acquisition SW was N.I.N.A. 2.1 with PHD Guide Rel 2.6.11 and TheSkyX Pro. Processed with PixInsight Rel 1.8.9-1. The stars were reduced about 50%.
C&C Welcome. Compressed JPEG.
California Nebula - 200mm by Jim Waters, on Flickr